4.He was tired, so he ________(停止)to have a rest.

3.The Greens live on the ________(十二)floor of the tall building.

2.If you are very ________(疲劳), you will fall asleep in no time.

1.Which is the ________(最长的)river in China?

7.talk about_________________

6.the youngest Olympic champion________________

5.at the Olympics ____________________

4.在13岁时_____________________

3.最受欢迎的项目之一____________________

2.自1984年以来___________________